function google_authorship_preprocess_username in Google Authorship 7.2

Same name and namespace in other branches

1. 7 google_authorship.module \google_authorship_preprocess_username()

Implements template_preprocess_username().

Alters the 'name' variable to be a link to a Google+ profile and sets the "rel='author'" parameter on the generate URL.

File

./google_authorship.module, line 57

A module to display Google+ profile pictures of node authors in Google search results.

Code

function google_authorship_preprocess_username(&$variables) {

  // Checks if Metatag is being used instead of the default behavior
  if (variable_get('google_authorship_use_metatag')) {
    return;
  }
  $node = menu_get_object('node');
  $bundles = variable_get('google_authorship_bundles', array());

  // Checks if the loaded page is a node page. Checks that authorship information should be added for the node content type
  if (empty($node) || !in_array($node->type, $bundles)) {
    return;
  }

  // Checks whether author is a comment author.
  $is_not_comment = !isset($variables['account']->comment_body);

  // Checks to see if the author's Google+ ID is set, and if so, sets a variable
  // for the id.
  $is_id_set = $google_id = google_authorship_get_google_id($variables['uid']);

  // Checks conditions set above and if it passes, alters the link path of the
  // author.
  if ($node && $is_not_comment && $is_id_set) {
    if (variable_get('google_authorship_use_head')) {
      $element = array(
        '#tag' => 'link',
        '#attributes' => array(
          'href' => GOOGLE_AUTHORSHIP_PREFIX . $google_id,
          'rel' => 'author',
        ),
      );
      if (variable_get('google_authorship_use_user')) {
        $element['#attributes']['href'] = $GLOBALS['base_url'] . '/' . $variables['link_path'];
      }
      drupal_add_html_head($element, 'google_authorship_head_link');
    }
    else {
      $variables['link_path'] = GOOGLE_AUTHORSHIP_PREFIX . $google_id . '?rel=author';
    }
  }
}